diff --git a/example/sample6.c b/example/sample6.c new file mode 100644 index 00000000..33271798 --- /dev/null +++ b/example/sample6.c @@ -0,0 +1,109 @@ +/* + $Id: sample6.c,v 1.1 2003/12/24 11:09:26 uid67423 Exp $ + + Copyright (C) 2003 Rocky Bernstein + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +/* Simple program to show using libiso9660 to extract a file. + */ +/* This is the CD-image with an ISO-9660 filesystem */ +#define ISO9660_IMAGE_PATH "../" +#define ISO9660_IMAGE ISO9660_IMAGE_PATH "test/isofs-m1.cue" + +#define ISO9660_FILENAME "/COPYING.;1" +#define LOCAL_FILENAME "copying" + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif +#include +#include +#include + +#include +#include +#include +#include +#include + +int +main(int argc, const char *argv[]) +{ + iso9660_stat_t *statbuf; + FILE *outfd; + int i; + + CdIo *cdio = cdio_open (ISO9660_IMAGE, DRIVER_BINCUE); + + if (NULL == cdio) { + fprintf(stderr, "Sorry, couldn't open BIN/CUE image %s\n", ISO9660_IMAGE); + return 1; + } + + statbuf = iso9660_fs_stat (cdio, ISO9660_FILENAME, false); + + if (NULL == statbuf) + { + fprintf(stderr, + "Could not get ISO-9660 file information for file %s\n", + ISO9660_FILENAME); + return 2; + } + + if (!(outfd = fopen ("copying", "wb"))) + { + perror ("fopen()"); + return 3; + } + + /* Copy the blocks from the ISO-9660 filesystem to the local filesystem. */ + for (i = 0; i < statbuf->size; i += ISO_BLOCKSIZE) + { + char buf[ISO_BLOCKSIZE]; + + memset (buf, 0, ISO_BLOCKSIZE); + + if ( 0 != cdio_read_mode1_sector (cdio, buf, + statbuf->lsn + (i / ISO_BLOCKSIZE), + false) ) + { + fprintf(stderr, "Error reading ISO 9660 file\n"); + return 4; + } + + + fwrite (buf, ISO_BLOCKSIZE, 1, outfd); + + if (ferror (outfd)) + { + perror ("fwrite()"); + return 5; + } + } + + fflush (outfd); + + /* Make sure the file size has the exact same byte size. Without the + truncate below, the file will a multiple of ISO_BLOCKSIZE. + */ + if (ftruncate (fileno (outfd), statbuf->size)) + perror ("ftruncate()"); + + fclose (outfd); + cdio_destroy(cdio); + return 0; +}